View Compilation Error

0_0_29730364_30899.cpp: In member function 'void Seg::pushdown(int, int, int)':
0_0_29730364_30899.cpp:68:52: error: expected primary-expression before ',' token
    lazy_L[rt<<1|1] = (lazy_L[rt]*lazy_len[rt<<1|1]%,pd + lazy_L[rt<<1|1])%mod;
                                                    ^
0_0_29730364_30899.cpp:68:53: error: 'pd' was not declared in this scope
    lazy_L[rt<<1|1] = (lazy_L[rt]*lazy_len[rt<<1|1]%,pd + lazy_L[rt<<1|1])%mod;
                                                     ^